#42BB55#42BB55

#42BB55 is a light, vivid green. Relative luminance 0.374; OKLCH L 70.2% C 0.178 H 146.1°. Best body text is #000000 at 8.47:1 contrast (WCAG AA passes).

Color values

HEX	#42BB55
RGB	rgb(66, 187, 85)
HSL	hsl(129, 48%, 50%)
HSV	hsv(129, 65%, 73%)
CMYK	cmyk(64.7%, 0%, 54.5%, 26.7%)
CIE-LAB	lab(67.54, -54.71, 41.53)
CIE-LCH	lch(67.54, 68.68, 142.80°)
OKLab	oklab(70.18% -0.1478 0.0993)
OKLCH	oklch(70.18% 0.178 146.1)
XYZ	xyz(21.6553, 37.3526, 14.6611)
Luminance	0.3735 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42BB55 #BB42A8

analogous

#6CBB42 #42BB55 #42BB91

triadic

#42BB55 #5542BB #BB5542

tetradic

#42BB55 #426CBB #BB42A8 #BB9142

square

#42BB55 #426CBB #BB42A8 #BB9142

split-complementary

#42BB55 #9142BB #BB426C

monochromatic

#22612C #328E40 #42BB55 #6ECC7D #9CDCA6

Accessibility & contrast

On white

2.48

#42BB55 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.47

#42BB55 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #42BB55

8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42BB55	#FFFFFF	#000000	##000000
##42BB55	1.00	2.48	8.47	8.47
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.47	21.00	1.00	1.00
##000000	8.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BEAB4C

Deuteranopia (green-blind)

#AFA05D

Tritanopia (blue-blind)

#1FB7A4

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #42bb55;
/* rgb */ color: rgb(66, 187, 85);
/* oklch */ color: oklch(70.2% 0.178 146.1);

Tailwind

colors: {
  custom: {
    50: '#84d087',
    500: '#42bb55',
    950: '#000000',
  },
}

SCSS

$custom: #42bb55;
$custom-light: #84d087;
$custom-dark: #000000;

JSON

{
  "hex": "#42bb55",
  "rgb": {
    "r": 66,
    "g": 187,
    "b": 85
  },
  "hsl": {
    "h": 129.421,
    "s": 47.826,
    "l": 49.608
  },
  "oklch": {
    "l": 0.70183,
    "c": 0.17809,
    "h": 146.1
  },
  "luminance": 0.37355
}

Semantic roles & 50–950 ramp

primary

#42BB55

secondary

#C891BF

accent

#50C2D7

background

#F8FCF8

surface

#F0F9F0

border

#CBD2CB

text

#0C140B

muted

#7D827C

Preview Lab

Preview with #42BB55

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →